JPS56152135A - Manufacture of electron tube for impregnated cathod - Google Patents

Manufacture of electron tube for impregnated cathod

Info

Publication number
JPS56152135A
JPS56152135A JP5416080A JP5416080A JPS56152135A JP S56152135 A JPS56152135 A JP S56152135A JP 5416080 A JP5416080 A JP 5416080A JP 5416080 A JP5416080 A JP 5416080A JP S56152135 A JPS56152135 A JP S56152135A
Authority
JP
Japan
Prior art keywords
tube
gas
cathode
oxidation
vacuum exhaust
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP5416080A
Other languages
English (en)
Inventor
Yukio Honda
Tadanori Taguchi
Toshiyuki Aida
Ushio Kawabe
Hiroshi Fukushima
Akira Misumi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP5416080A priority Critical patent/JPS56152135A/ja
Publication of JPS56152135A publication Critical patent/JPS56152135A/ja
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J9/00—Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
    • H01J9/24—Manufacture or joining of vessels, leading-in conductors or bases
    • H01J9/26—Sealing together parts of vessels
    • H01J9/263—Sealing together parts of vessels specially adapted for cathode-ray tubes

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Manufacture Of Electron Tubes, Discharge Lamp Vessels, Lead-In Wires, And The Like (AREA)
JP5416080A 1980-04-25 1980-04-25 Manufacture of electron tube for impregnated cathod Pending JPS56152135A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5416080A JPS56152135A (en) 1980-04-25 1980-04-25 Manufacture of electron tube for impregnated cathod

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5416080A JPS56152135A (en) 1980-04-25 1980-04-25 Manufacture of electron tube for impregnated cathod

Publications (1)

Publication Number Publication Date
JPS56152135A true JPS56152135A (en) 1981-11-25

Family

ID=12962788

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5416080A Pending JPS56152135A (en) 1980-04-25 1980-04-25 Manufacture of electron tube for impregnated cathod

Country Status (1)

Country Link
JP (1) JPS56152135A (ja)

Similar Documents

Publication Publication Date Title
GB2058843B (en) Method for the manufacture of goldcoloured coatings
GB1353683A (en) Discharge lamp having cavity electrodes
GB1436986A (en) Cathode and heater assembly for a cathode-ray tube
GB1457798A (en) Cathode-ray tube
GB1528128A (en) Electron gun assembly
JPS5661733A (en) Field emission cathode and its manufacture
JPS56152135A (en) Manufacture of electron tube for impregnated cathod
GB586000A (en) Improvements in or relating to secondary electron emitting electrodes, and to electron discharge devices embodying such electrodes
US2236647A (en) Electronic tube
US2677623A (en) Process for manufacturing electron emissive material and electrodes
ES435720A1 (es) Un metodo para la fabricacion de un tubo de rayos catodi- cos.
US3023341A (en) Electron tube
US2648024A (en) Heat retaining means for hydrogen thyratron
US2102760A (en) Photoelectric tube
JPS54152957A (en) Cathode structure for multiple electron gun and its manufacture
JPS57136747A (en) Fluorescent display tube
US2037099A (en) Illuminating lamp
US3492524A (en) Electron tube getter structure
GB824902A (en) Improvements in cathodes and emissive material therefor
JPS5492167A (en) Electron gun
JPS5730235A (en) Directly-heated cathode for electron tube
GB415398A (en) Improvements relating to indirectly heated cathodes for electron discharge devices
US2881345A (en) Low pressure mercury vapour electric discharge lamps
GB779095A (en) Improvements relating to cathodes for electric discharge devices
JPS5615533A (en) Manufacture of electron tube